"Robochop" is an upcoming interactive installation featuring four controllable robot arms. You'll be able to design your object from within an app, and one of the robot arms will then carve a 50cm foam cube into a real-life replica of your work. Start sketching!

On today's show, we discuss upgrades to the new Raspberry Pi 2, marvel at a super-detailed "Game of Thrones" build of Westeros in Minecraft, and find a way to design objects with a remote-controlled robot arm.

Researchers at Arizona State University have designed the 4MM, a jetpack designed to help its wearer run a 4-minute mile, and expend less energy doing it. We've never even run a 6-minute mile, so we'll need to crank this thing up to 11.